Red Star's ban, which was announced this Thursday by UEFA, comes after disciplinary proceedings were opened against the Serbian side. That was following their Champions League qualifying round tie against HJK Helsinki on 31st July in Finland.
The Serbian club, who will also have to pay a 50,000 euro fine, are in Group B of the Champions League and their next away match is on matchday three against Tottenham. The game will take place on 22nd October.
UEFA also ordered the partial closure of Trabzonspor's stadium for the next Europa League match after they threw objects in a qualifying match with Sparta Prague on 15th August (2-1).
The club will also have to pay a 50,000 euro fine as well as telling UEFA the section of the stadium they are closing. It must include at least 5,000 seats and the front row of section J.
Trabzonspor are one of the teams in Getafe's Europa League group, Group C. They lost 1-0 at Getafe on 19th September and will be at hoime for their next two matches. Against Basel on 3rd October and versus Krasnodar on 24th.